Gn00bie

Well, +aster94, I *did* take the plunge, and bought 5 of these atxmega32a4u chips from AliExpress earlier this year. Very cheap, about $2 each. They do something that is frankly,...

+bombasticbob ... I do agree that the A4U series is a better candidate for Arduino than the A1U. If I needed 100 pins on a chip, would probably need to...

Am not in love with the Uno layout because they place one row of outputs 0.4" out of square with an ordinary perfboard. The Nano is more elegant, but we...

+bombasticbob, I think you misunderstood me earlier. I certainly don't want the overhead of an external high-speed crystal -- that will mess up the 32/48mhz PLL clocks necessary for USB2....